<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    /**<a name="line.1"></a>
<FONT color="green">002</FONT>     *<a name="line.2"></a>
<FONT color="green">003</FONT>     * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.3"></a>
<FONT color="green">004</FONT>     * contributor license agreements.  See the NOTICE file distributed with<a name="line.4"></a>
<FONT color="green">005</FONT>     * this work for additional information regarding copyright ownership.<a name="line.5"></a>
<FONT color="green">006</FONT>     * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.6"></a>
<FONT color="green">007</FONT>     * (the "License"); you may not use this file except in compliance with<a name="line.7"></a>
<FONT color="green">008</FONT>     * the License.  You may obtain a copy of the License at<a name="line.8"></a>
<FONT color="green">009</FONT>     *<a name="line.9"></a>
<FONT color="green">010</FONT>     *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<FONT color="green">011</FONT>     *<a name="line.11"></a>
<FONT color="green">012</FONT>     *  Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<FONT color="green">013</FONT>     *  distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<FONT color="green">014</FONT>     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<FONT color="green">015</FONT>     *  See the License for the specific language governing permissions and<a name="line.15"></a>
<FONT color="green">016</FONT>     *  limitations under the License.<a name="line.16"></a>
<FONT color="green">017</FONT>     */<a name="line.17"></a>
<FONT color="green">018</FONT>    package org.apache.commons.dbcp.managed;<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>    import org.apache.commons.dbcp.AbandonedConfig;<a name="line.20"></a>
<FONT color="green">021</FONT>    import org.apache.commons.dbcp.BasicDataSource;<a name="line.21"></a>
<FONT color="green">022</FONT>    import org.apache.commons.dbcp.ConnectionFactory;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.apache.commons.dbcp.PoolableConnectionFactory;<a name="line.23"></a>
<FONT color="green">024</FONT>    import org.apache.commons.dbcp.PoolingDataSource;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.apache.commons.pool.KeyedObjectPoolFactory;<a name="line.25"></a>
<FONT color="green">026</FONT>    <a name="line.26"></a>
<FONT color="green">027</FONT>    import javax.sql.XADataSource;<a name="line.27"></a>
<FONT color="green">028</FONT>    import javax.transaction.TransactionManager;<a name="line.28"></a>
<FONT color="green">029</FONT>    import java.sql.SQLException;<a name="line.29"></a>
<FONT color="green">030</FONT>    <a name="line.30"></a>
<FONT color="green">031</FONT>    /**<a name="line.31"></a>
<FONT color="green">032</FONT>     * &lt;p&gt;BasicManagedDataSource is an extension of BasicDataSource which<a name="line.32"></a>
<FONT color="green">033</FONT>     * creates ManagedConnections.  This data source can create either<a name="line.33"></a>
<FONT color="green">034</FONT>     * full two-phase-commit XA connections or one-phase-commit<a name="line.34"></a>
<FONT color="green">035</FONT>     * local connections.  Both types of connections are committed or<a name="line.35"></a>
<FONT color="green">036</FONT>     * rolled back as part of the global transaction (a.k.a. XA<a name="line.36"></a>
<FONT color="green">037</FONT>     * transaction or JTA Transaction), but only XA connections can be<a name="line.37"></a>
<FONT color="green">038</FONT>     * recovered in the case of a system crash.<a name="line.38"></a>
<FONT color="green">039</FONT>     * &lt;/p&gt;<a name="line.39"></a>
<FONT color="green">040</FONT>     * &lt;p&gt;BasicManagedDataSource adds the TransactionManager and XADataSource<a name="line.40"></a>
<FONT color="green">041</FONT>     * properties.  The TransactionManager property is required and is<a name="line.41"></a>
<FONT color="green">042</FONT>     * used to elist connections in global transactions.  The XADataSource<a name="line.42"></a>
<FONT color="green">043</FONT>     * is optional and if set is the class name of the XADataSource class<a name="line.43"></a>
<FONT color="green">044</FONT>     * for a two-phase-commit JDBC driver.  If the XADataSource property<a name="line.44"></a>
<FONT color="green">045</FONT>     * is set, the driverClassName is ignored and a DataSourceXAConnectionFactory<a name="line.45"></a>
<FONT color="green">046</FONT>     * is created. Otherwise, a standard DriverConnectionFactory is created<a name="line.46"></a>
<FONT color="green">047</FONT>     * and wrapped with a LocalXAConnectionFactory.<a name="line.47"></a>
<FONT color="green">048</FONT>     * &lt;/p&gt;<a name="line.48"></a>
<FONT color="green">049</FONT>     *<a name="line.49"></a>
<FONT color="green">050</FONT>     * @see BasicDataSource<a name="line.50"></a>
<FONT color="green">051</FONT>     * @see ManagedConnection<a name="line.51"></a>
<FONT color="green">052</FONT>     * @version $Revision$<a name="line.52"></a>
<FONT color="green">053</FONT>     */<a name="line.53"></a>
<FONT color="green">054</FONT>    public class BasicManagedDataSource extends BasicDataSource {<a name="line.54"></a>
<FONT color="green">055</FONT>        /** Transaction Registry */<a name="line.55"></a>
<FONT color="green">056</FONT>        private TransactionRegistry transactionRegistry;<a name="line.56"></a>
<FONT color="green">057</FONT>        /** Transaction Manager */<a name="line.57"></a>
<FONT color="green">058</FONT>        private transient TransactionManager transactionManager;<a name="line.58"></a>
<FONT color="green">059</FONT>        /** XA datasource class name */<a name="line.59"></a>
<FONT color="green">060</FONT>        private String xaDataSource;<a name="line.60"></a>
<FONT color="green">061</FONT>        /** XA datasource instance */<a name="line.61"></a>
<FONT color="green">062</FONT>        private XADataSource xaDataSourceInstance;<a name="line.62"></a>
<FONT color="green">063</FONT>    <a name="line.63"></a>
<FONT color="green">064</FONT>        /**<a name="line.64"></a>
<FONT color="green">065</FONT>         * Gets the XADataSource instance used by the XAConnectionFactory.<a name="line.65"></a>
<FONT color="green">066</FONT>         * <a name="line.66"></a>
<FONT color="green">067</FONT>         * @return the XADataSource<a name="line.67"></a>
<FONT color="green">068</FONT>         */<a name="line.68"></a>
<FONT color="green">069</FONT>        public synchronized XADataSource getXaDataSourceInstance() {<a name="line.69"></a>
<FONT color="green">070</FONT>            return xaDataSourceInstance;<a name="line.70"></a>
<FONT color="green">071</FONT>        }<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>
<FONT color="green">073</FONT>        /**<a name="line.73"></a>
<FONT color="green">074</FONT>         * &lt;p&gt;Sets the XADataSource instance used by the XAConnectionFactory.&lt;/p&gt;<a name="line.74"></a>
<FONT color="green">075</FONT>         * &lt;p&gt;<a name="line.75"></a>
<FONT color="green">076</FONT>         * Note: this method currently has no effect once the pool has been<a name="line.76"></a>
<FONT color="green">077</FONT>         * initialized.  The pool is initialized the first time one of the<a name="line.77"></a>
<FONT color="green">078</FONT>         * following methods is invoked: &lt;code&gt;getConnection, setLogwriter,<a name="line.78"></a>
<FONT color="green">079</FONT>         * setLoginTimeout, getLoginTimeout, getLogWriter.&lt;/code&gt;&lt;/p&gt;<a name="line.79"></a>
<FONT color="green">080</FONT>         * <a name="line.80"></a>
<FONT color="green">081</FONT>         * @param xaDataSourceInstance XADataSource instance<a name="line.81"></a>
<FONT color="green">082</FONT>         */<a name="line.82"></a>
<FONT color="green">083</FONT>        public synchronized void setXaDataSourceInstance(XADataSource xaDataSourceInstance) {<a name="line.83"></a>
<FONT color="green">084</FONT>            this.xaDataSourceInstance = xaDataSourceInstance;<a name="line.84"></a>
<FONT color="green">085</FONT>            xaDataSource = xaDataSourceInstance == null ? null : xaDataSourceInstance.getClass().getName();<a name="line.85"></a>
<FONT color="green">086</FONT>        }<a name="line.86"></a>
<FONT color="green">087</FONT>    <a name="line.87"></a>
<FONT color="green">088</FONT>        /**<a name="line.88"></a>
<FONT color="green">089</FONT>         * Gets the required transaction manager property.<a name="line.89"></a>
<FONT color="green">090</FONT>         * @return the transaction manager used to enlist connections<a name="line.90"></a>
<FONT color="green">091</FONT>         */<a name="line.91"></a>
<FONT color="green">092</FONT>        public TransactionManager getTransactionManager() {<a name="line.92"></a>
<FONT color="green">093</FONT>            return transactionManager;<a name="line.93"></a>
<FONT color="green">094</FONT>        }<a name="line.94"></a>
<FONT color="green">095</FONT>        <a name="line.95"></a>
<FONT color="green">096</FONT>        /**<a name="line.96"></a>
<FONT color="green">097</FONT>         * Gets the transaction registry.<a name="line.97"></a>
<FONT color="green">098</FONT>         * @return the transaction registry associating XAResources with managed connections<a name="line.98"></a>
<FONT color="green">099</FONT>         */<a name="line.99"></a>
<FONT color="green">100</FONT>        protected synchronized TransactionRegistry getTransactionRegistry() {<a name="line.100"></a>
<FONT color="green">101</FONT>            return transactionRegistry;<a name="line.101"></a>
<FONT color="green">102</FONT>        }<a name="line.102"></a>
<FONT color="green">103</FONT>    <a name="line.103"></a>
<FONT color="green">104</FONT>        /**<a name="line.104"></a>
<FONT color="green">105</FONT>         * Sets the required transaction manager property.<a name="line.105"></a>
<FONT color="green">106</FONT>         * @param transactionManager the transaction manager used to enlist connections<a name="line.106"></a>
<FONT color="green">107</FONT>         */<a name="line.107"></a>
<FONT color="green">108</FONT>        public void setTransactionManager(TransactionManager transactionManager) {<a name="line.108"></a>
<FONT color="green">109</FONT>            this.transactionManager = transactionManager;<a name="line.109"></a>
<FONT color="green">110</FONT>        }<a name="line.110"></a>
<FONT color="green">111</FONT>    <a name="line.111"></a>
<FONT color="green">112</FONT>        /**<a name="line.112"></a>
<FONT color="green">113</FONT>         * Gets the optional XADataSource class name.<a name="line.113"></a>
<FONT color="green">114</FONT>         * @return the optional XADataSource class name<a name="line.114"></a>
<FONT color="green">115</FONT>         */<a name="line.115"></a>
<FONT color="green">116</FONT>        public synchronized String getXADataSource() {<a name="line.116"></a>
<FONT color="green">117</FONT>            return xaDataSource;<a name="line.117"></a>
<FONT color="green">118</FONT>        }<a name="line.118"></a>
<FONT color="green">119</FONT>    <a name="line.119"></a>
<FONT color="green">120</FONT>        /**<a name="line.120"></a>
<FONT color="green">121</FONT>         * Sets the optional XADataSource class name.<a name="line.121"></a>
<FONT color="green">122</FONT>         * @param xaDataSource the optional XADataSource class name<a name="line.122"></a>
<FONT color="green">123</FONT>         */<a name="line.123"></a>
<FONT color="green">124</FONT>        public synchronized void setXADataSource(String xaDataSource) {<a name="line.124"></a>
<FONT color="green">125</FONT>            this.xaDataSource = xaDataSource;<a name="line.125"></a>
<FONT color="green">126</FONT>        }<a name="line.126"></a>
<FONT color="green">127</FONT>    <a name="line.127"></a>
<FONT color="green">128</FONT>        protected ConnectionFactory createConnectionFactory() throws SQLException {<a name="line.128"></a>
<FONT color="green">129</FONT>            if (transactionManager == null) {<a name="line.129"></a>
<FONT color="green">130</FONT>                throw new SQLException("Transaction manager must be set before a connection can be created");<a name="line.130"></a>
<FONT color="green">131</FONT>            }<a name="line.131"></a>
<FONT color="green">132</FONT>    <a name="line.132"></a>
<FONT color="green">133</FONT>            // If xa data source is not specified a DriverConnectionFactory is created and wrapped with a LocalXAConnectionFactory<a name="line.133"></a>
<FONT color="green">134</FONT>            if (xaDataSource == null) {<a name="line.134"></a>
<FONT color="green">135</FONT>                ConnectionFactory connectionFactory = super.createConnectionFactory();<a name="line.135"></a>
<FONT color="green">136</FONT>                XAConnectionFactory xaConnectionFactory = new LocalXAConnectionFactory(getTransactionManager(), connectionFactory);<a name="line.136"></a>
<FONT color="green">137</FONT>                transactionRegistry = xaConnectionFactory.getTransactionRegistry();<a name="line.137"></a>
<FONT color="green">138</FONT>                return xaConnectionFactory;<a name="line.138"></a>
<FONT color="green">139</FONT>            }<a name="line.139"></a>
<FONT color="green">140</FONT>    <a name="line.140"></a>
<FONT color="green">141</FONT>            // Create the XADataSource instance using the configured class name if it has not been set<a name="line.141"></a>
<FONT color="green">142</FONT>            if (xaDataSourceInstance == null) {<a name="line.142"></a>
<FONT color="green">143</FONT>                Class xaDataSourceClass = null;<a name="line.143"></a>
<FONT color="green">144</FONT>                try {<a name="line.144"></a>
<FONT color="green">145</FONT>                    xaDataSourceClass = Class.forName(xaDataSource);<a name="line.145"></a>
<FONT color="green">146</FONT>                } catch (Throwable t) {<a name="line.146"></a>
<FONT color="green">147</FONT>                    String message = "Cannot load XA data source class '" + xaDataSource + "'";<a name="line.147"></a>
<FONT color="green">148</FONT>                    throw (SQLException)new SQLException(message).initCause(t);<a name="line.148"></a>
<FONT color="green">149</FONT>                }<a name="line.149"></a>
<FONT color="green">150</FONT>                <a name="line.150"></a>
<FONT color="green">151</FONT>                try {<a name="line.151"></a>
<FONT color="green">152</FONT>                    xaDataSourceInstance = (XADataSource) xaDataSourceClass.newInstance();<a name="line.152"></a>
<FONT color="green">153</FONT>                } catch (Throwable t) {<a name="line.153"></a>
<FONT color="green">154</FONT>                    String message = "Cannot create XA data source of class '" + xaDataSource + "'";<a name="line.154"></a>
<FONT color="green">155</FONT>                    throw (SQLException)new SQLException(message).initCause(t);<a name="line.155"></a>
<FONT color="green">156</FONT>                }<a name="line.156"></a>
<FONT color="green">157</FONT>            }<a name="line.157"></a>
<FONT color="green">158</FONT>    <a name="line.158"></a>
<FONT color="green">159</FONT>            // finally, create the XAConectionFactory using the XA data source<a name="line.159"></a>
<FONT color="green">160</FONT>            XAConnectionFactory xaConnectionFactory = new DataSourceXAConnectionFactory(getTransactionManager(), xaDataSourceInstance, username, password);<a name="line.160"></a>
<FONT color="green">161</FONT>            transactionRegistry = xaConnectionFactory.getTransactionRegistry();<a name="line.161"></a>
<FONT color="green">162</FONT>            return xaConnectionFactory;<a name="line.162"></a>
<FONT color="green">163</FONT>        }<a name="line.163"></a>
<FONT color="green">164</FONT>    <a name="line.164"></a>
<FONT color="green">165</FONT>        protected void createDataSourceInstance() throws SQLException {<a name="line.165"></a>
<FONT color="green">166</FONT>            PoolingDataSource pds = new ManagedDataSource(connectionPool, transactionRegistry);<a name="line.166"></a>
<FONT color="green">167</FONT>            pds.setAccessToUnderlyingConnectionAllowed(isAccessToUnderlyingConnectionAllowed());<a name="line.167"></a>
<FONT color="green">168</FONT>            pds.setLogWriter(logWriter);<a name="line.168"></a>
<FONT color="green">169</FONT>            dataSource = pds; <a name="line.169"></a>
<FONT color="green">170</FONT>        }<a name="line.170"></a>
<FONT color="green">171</FONT>        <a name="line.171"></a>
<FONT color="green">172</FONT>        /**<a name="line.172"></a>
<FONT color="green">173</FONT>         * Creates the PoolableConnectionFactory and attaches it to the connection pool.<a name="line.173"></a>
<FONT color="green">174</FONT>         *<a name="line.174"></a>
<FONT color="green">175</FONT>         * @param driverConnectionFactory JDBC connection factory created by {@link #createConnectionFactory()}<a name="line.175"></a>
<FONT color="green">176</FONT>         * @param statementPoolFactory statement pool factory (null if statement pooling is turned off)<a name="line.176"></a>
<FONT color="green">177</FONT>         * @param abandonedConfig abandoned connection tracking configuration (null if no tracking)<a name="line.177"></a>
<FONT color="green">178</FONT>         * @throws SQLException if an error occurs creating the PoolableConnectionFactory<a name="line.178"></a>
<FONT color="green">179</FONT>         */<a name="line.179"></a>
<FONT color="green">180</FONT>        protected void createPoolableConnectionFactory(ConnectionFactory driverConnectionFactory,<a name="line.180"></a>
<FONT color="green">181</FONT>                KeyedObjectPoolFactory statementPoolFactory, AbandonedConfig abandonedConfig) throws SQLException {<a name="line.181"></a>
<FONT color="green">182</FONT>            PoolableConnectionFactory connectionFactory = null;<a name="line.182"></a>
<FONT color="green">183</FONT>            try {<a name="line.183"></a>
<FONT color="green">184</FONT>                connectionFactory =<a name="line.184"></a>
<FONT color="green">185</FONT>                    new PoolableManagedConnectionFactory((XAConnectionFactory) driverConnectionFactory,<a name="line.185"></a>
<FONT color="green">186</FONT>                                                  connectionPool,<a name="line.186"></a>
<FONT color="green">187</FONT>                                                  statementPoolFactory,<a name="line.187"></a>
<FONT color="green">188</FONT>                                                  validationQuery,<a name="line.188"></a>
<FONT color="green">189</FONT>                                                  validationQueryTimeout,<a name="line.189"></a>
<FONT color="green">190</FONT>                                                  connectionInitSqls,<a name="line.190"></a>
<FONT color="green">191</FONT>                                                  defaultReadOnly,<a name="line.191"></a>
<FONT color="green">192</FONT>                                                  defaultAutoCommit,<a name="line.192"></a>
<FONT color="green">193</FONT>                                                  defaultTransactionIsolation,<a name="line.193"></a>
<FONT color="green">194</FONT>                                                  defaultCatalog,<a name="line.194"></a>
<FONT color="green">195</FONT>                                                  abandonedConfig);<a name="line.195"></a>
<FONT color="green">196</FONT>                validateConnectionFactory(connectionFactory);<a name="line.196"></a>
<FONT color="green">197</FONT>            } catch (RuntimeException e) {<a name="line.197"></a>
<FONT color="green">198</FONT>                throw e;<a name="line.198"></a>
<FONT color="green">199</FONT>            } catch (Exception e) {<a name="line.199"></a>
<FONT color="green">200</FONT>                throw (SQLException)new SQLException("Cannot create PoolableConnectionFactory (" + e.getMessage() + ")").initCause(e);<a name="line.200"></a>
<FONT color="green">201</FONT>            }<a name="line.201"></a>
<FONT color="green">202</FONT>        }<a name="line.202"></a>
<FONT color="green">203</FONT>    }<a name="line.203"></a>




























































</PRE>
</BODY>
</HTML>
